Gaya APA
M.A., P, D, S, H.
(1973).
Metodologi Research 2
(
2)
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
M.A., Prof., Drs., Sutrisno, Hadi,.
"Metodologi Research 2".
2
Yogyakarta:
Gadjah Mada University Press,
1973.
Textbook.